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NASDAQ: IBOC
International Bancshares Corp Stock Ownership - Who owns International Bancshares?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have International Bancshares Corp insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Larry A. NortonDirector2026-05-2110,000$72.00
$720.00kSell
Judith I. WawroskiTREASURERPAO2026-02-06300$16.84
$5.05kBuy
Judith I. WawroskiTREASURERPAO2026-02-06875$38.30
$33.51kBuy
Judith I. WawroskiTREASURERPAO2025-09-05600$39.33
$23.60kBuy
Judith I. WawroskiTREASURERPAO2025-09-05600$71.58
$42.95kSell
Antonio R. Sanchez Jr.Director2025-08-1540,000$68.12
$2.72MSell
Antonio R. Sanchez Jr.Director2025-08-1480,000$69.83
$5.59MSell
Judith I. WawroskiTREASURERPAO2025-06-05700$38.30
$26.81kBuy
Judith I. WawroskiTREASURERPAO2025-06-05300$16.84
$5.05kBuy

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Net Insider Buy/Sell (L12M) Ownership

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IBOC Shareholders

What type of owners hold International Bancshares Corp stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Antonio R. Sanchez Jr.24.96%15,518,720$1.11BInsider
Blackrock Inc10.69%6,645,092$477.25MInstitution
Vanguard Portfolio Management LLC5.47%3,401,609$244.30MInstitution
Dennis E. Nixon5.20%3,232,753$232.18MInsider
American Century Companies Inc5.19%3,228,578$231.88MInstitution
Dimensional Fund Advisors LP5.13%3,186,820$228.88MInstitution
State Street Corp4.22%2,624,894$188.52MInstitution
Sioma Neiman4.03%2,503,862$179.83MInsider
Vanguard Capital Management LLC3.98%2,474,514$177.72MInstitution
Geode Capital Management LLC2.40%1,490,897$107.08MInstitution

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IBOC vs Bank Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
IBOC64.51%35.49%Net Selling
TFSL13.52%1.27%Net SellingNet Buying
EBC72.96%2.03%Net BuyingNet Selling
TCBI87.83%12.17%Net BuyingNet Buying
FFIN61.15%6.68%Net BuyingNet Buying
View Top Bank Stocks

International Bancshares Stock Ownership FAQ

Who owns International Bancshares?

International Bancshares (NASDAQ: IBOC) is owned by 68.89% institutional shareholders, 37.90% International Bancshares insiders, and 0.00% retail investors. Antonio R. Sanchez Jr. is the largest individual International Bancshares shareholder, owning 15.52M shares representing 24.96% of the company. Antonio R. Sanchez Jr.'s International Bancshares shares are currently valued at $1.11B.

If you're new to stock investing, here's how to buy International Bancshares stock.
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